/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the  "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
// Class header file...
#include "XalanFStreamOutputStream.hpp"


#include <cerrno>


#include "DOMStringHelper.hpp"
#include "XalanMessageLoader.hpp"


namespace XALAN_CPP_NAMESPACE {


XalanFStreamOutputStream::XalanFStreamOutputStream(
            FILE*               theHandle,
            MemoryManager&  theManager,
            size_type           theBufferSize) :
    XalanOutputStream(theManager, theBufferSize),
    m_handle(theHandle)
{
    assert(m_handle != 0);
}


XalanFStreamOutputStream*
XalanFStreamOutputStream::create(
            FILE*           theFileHandle,
            MemoryManager&  theManager,
            size_type       theBufferSize)
{
    typedef XalanFStreamOutputStream    ThisType;

    XalanAllocationGuard    theGuard(theManager, theManager.allocate(sizeof(ThisType)));

    ThisType* const     theResult =
        new (theGuard.get()) ThisType(
                        theFileHandle,
                        theManager,
                        theBufferSize);

    theGuard.release();

    return theResult;
}


XalanFStreamOutputStream::~XalanFStreamOutputStream()
{
}


void
XalanFStreamOutputStream::doFlush()
{
}


void
XalanFStreamOutputStream::writeData(
            const char*     theBuffer,
            size_type       theBufferLength)
{
    using std::fwrite;

    const size_t    theBytesWritten =
        fwrite(theBuffer,
               1,
               theBufferLength,
               m_handle);

    if (theBytesWritten != theBufferLength)
    {
        XalanDOMString theExceptionBuffer(getMemoryManager());

        throw XalanFStreamOutputStreamWriteException(
                errno,
                theExceptionBuffer);
    }
}


const XalanDOMChar  XalanFStreamOutputStream::XalanFStreamOutputStreamWriteException::m_type[] = 
{   
    XalanUnicode::charLetter_X,
    XalanUnicode::charLetter_a,
    XalanUnicode::charLetter_l,
    XalanUnicode::charLetter_a,
    XalanUnicode::charLetter_n,
    XalanUnicode::charLetter_F,
    XalanUnicode::charLetter_S,
    XalanUnicode::charLetter_O,
    XalanUnicode::charLetter_u,
    XalanUnicode::charLetter_t,
    XalanUnicode::charLetter_p,
    XalanUnicode::charLetter_u,
    XalanUnicode::charLetter_t,
    XalanUnicode::charLetter_S,
    XalanUnicode::charLetter_t,
    XalanUnicode::charLetter_r,
    XalanUnicode::charLetter_e,
    XalanUnicode::charLetter_a,
    XalanUnicode::charLetter_m,
    XalanUnicode::charLetter_W,
    XalanUnicode::charLetter_r,
    XalanUnicode::charLetter_i,
    XalanUnicode::charLetter_t,
    XalanUnicode::charLetter_e,
    XalanUnicode::charLetter_E,
    XalanUnicode::charLetter_x,
    XalanUnicode::charLetter_c,
    XalanUnicode::charLetter_e,
    XalanUnicode::charLetter_p,
    XalanUnicode::charLetter_t,
    XalanUnicode::charLetter_i,
    XalanUnicode::charLetter_o,
    XalanUnicode::charLetter_n,
    0
};


XalanFStreamOutputStream::XalanFStreamOutputStreamWriteException::XalanFStreamOutputStreamWriteException(
            int                 theErrorCode,
            XalanDOMString&     theBuffer) :                                                                                                         
    XalanOutputStreamException(
        formatMessage(
            XalanMessageLoader::getMessage(
                theBuffer,
                XalanMessages::ErrorWritingFile_1Param,
                XalanDOMString(theBuffer.getMemoryManager())),
            theErrorCode,
            theBuffer),
        theBuffer.getMemoryManager(),
        0)
{
}


XalanFStreamOutputStream::XalanFStreamOutputStreamWriteException::~XalanFStreamOutputStreamWriteException()
{
}


}